Brain Sharp level 127 answers are here. We have doublechecked the answers to ensure it is correct. However, sometimes the game is updated and the answers become out of date. If you find it incorrect, please let us know so we can fix it.
To find the answer, count the number of holes in each number combination. for example, 6663 has three holes, because each six has one hole. 8888 has 8 holes, because each 8 has two holes. 6868 = 6.